mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-18 15:51:11 +00:00
31 lines
817 B
Python
31 lines
817 B
Python
# -*- Mode: Python -*-
|
|
# vi:si:et:sw=4:sts=4:ts=4
|
|
|
|
import sys
|
|
|
|
import gst
|
|
import gst.interfaces
|
|
|
|
pipeline = "alsasrc"
|
|
if sys.argv[1:]:
|
|
pipeline = " ".join(sys.argv[1:])
|
|
a = gst.element_factory_make(pipeline)
|
|
print dir(a)
|
|
|
|
res = a.set_state(gst.STATE_PAUSED)
|
|
if res != gst.STATE_CHANGE_SUCCESS:
|
|
print "Could not set pipeline %s to PAUSED" % pipeline
|
|
|
|
print "Inputs:"
|
|
for t in a.list_tracks():
|
|
if t.flags & gst.interfaces.MIXER_TRACK_INPUT:
|
|
sys.stdout.write(t.label)
|
|
sys.stdout.write(': %d - %d' % (t.min_volume, t.max_volume))
|
|
volumes = a.get_volume(t)
|
|
sys.stdout.write(': %r' % (volumes, ))
|
|
if t.props.num_channels > 0:
|
|
a.set_volume(t, volumes=volumes)
|
|
if t.flags & gst.interfaces.MIXER_TRACK_RECORD:
|
|
sys.stdout.write(' (selected)')
|
|
sys.stdout.write('\n')
|
|
|